EP2673866A4 - METHOD AND APPARATUS FOR CONTROLLING WIRELESS POWER TRANSMISSION AND RECEPTION, AND WIRELESS POWER TRANSMISSION SYSTEM - Google Patents

METHOD AND APPARATUS FOR CONTROLLING WIRELESS POWER TRANSMISSION AND RECEPTION, AND WIRELESS POWER TRANSMISSION SYSTEM

Info

Publication number
EP2673866A4
EP2673866A4 EP12744537.7A EP12744537A EP2673866A4 EP 2673866 A4 EP2673866 A4 EP 2673866A4 EP 12744537 A EP12744537 A EP 12744537A EP 2673866 A4 EP2673866 A4 EP 2673866A4
Authority
EP
European Patent Office
Prior art keywords
power transmission
wireless power
reception
transmission system
controlling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP12744537.7A
Other languages
German (de)
French (fr)
Other versions
EP2673866A2 (en
Inventor
Nam Yun Kim
Sang Wook Kwon
Yun Kwon Park
Eun Seok Park
Young Tack Hong
Ki Young Kim
Young Ho Ryu
Dong Zo Kim
Jin Sung Choi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of EP2673866A2 publication Critical patent/EP2673866A2/en
Publication of EP2673866A4 publication Critical patent/EP2673866A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
    • H04B5/79—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for data transfer in combination with power transfer
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
    • H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/80—Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/40—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries characterised by the exchange of charge or discharge related data
    • H02J7/42—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries characterised by the exchange of charge or discharge related data with electronic devices having internal batteries, e.g. mobile phones
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/80—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries including monitoring or indicating arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
    • H04B5/24—Inductive coupling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
    • H04B5/24—Inductive coupling
    • H04B5/26—Inductive coupling using coils
    • H04B5/266—One coil at each side, e.g. with primary and secondary coils
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
    • H04B5/72—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for local intradevice communication

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Signal Processing (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
EP12744537.7A 2011-02-07 2012-02-07 METHOD AND APPARATUS FOR CONTROLLING WIRELESS POWER TRANSMISSION AND RECEPTION, AND WIRELESS POWER TRANSMISSION SYSTEM Withdrawn EP2673866A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020110010526A KR101779344B1 (en) 2011-02-07 2011-02-07 Method and Apparatus for controlling wireless power transmission and reception, and wireless power transmission system
PCT/KR2012/000881 WO2012108663A2 (en) 2011-02-07 2012-02-07 Method and apparatus for controlling wireless power transmission and reception, and wireless power transmission system

Publications (2)

Publication Number Publication Date
EP2673866A2 EP2673866A2 (en) 2013-12-18
EP2673866A4 true EP2673866A4 (en) 2016-05-25

Family

ID=46600948

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12744537.7A Withdrawn EP2673866A4 (en) 2011-02-07 2012-02-07 METHOD AND APPARATUS FOR CONTROLLING WIRELESS POWER TRANSMISSION AND RECEPTION, AND WIRELESS POWER TRANSMISSION SYSTEM

Country Status (6)

Country Link
US (1) US9160421B2 (en)
EP (1) EP2673866A4 (en)
JP (1) JP2014505460A (en)
KR (1) KR101779344B1 (en)
CN (1) CN103477536B (en)
WO (1) WO2012108663A2 (en)

Families Citing this family (65)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9066368B2 (en) * 2011-06-08 2015-06-23 Broadcom Corporation Method of calibrating the delay of an envelope tracking signal
US8798537B2 (en) * 2011-06-27 2014-08-05 Lg Electronics Inc. Two-way communication in wireless power transfer
KR101925405B1 (en) * 2012-04-12 2018-12-05 삼성전자주식회사 Apparatus and method for wireless energy reception and apparatus wireless energy transmission
KR101848303B1 (en) * 2012-07-10 2018-04-13 삼성전자주식회사 Method for controlling power trasnmitting of wireless power transmitter and the wireless power transmitter thereof
WO2014021636A1 (en) * 2012-07-31 2014-02-06 인텔렉추얼디스커버리 주식회사 Wireless power transmission network and wireless power transmission method
KR20140032631A (en) * 2012-09-07 2014-03-17 삼성전자주식회사 Method and apparatus for communication and power control in magnetic resonant wireless power transfer system
US20140084688A1 (en) * 2012-09-21 2014-03-27 Samsung Electronics Co. Ltd Method and apparatus for wireless power transmission
KR101976625B1 (en) * 2012-11-09 2019-05-10 엘지이노텍 주식회사 Wireless power receiver and power receiving method thereof
US20140159673A1 (en) * 2012-12-07 2014-06-12 Samsung Electronics Co., Ltd. Wireless charging apparatus and method
KR102004541B1 (en) * 2012-12-31 2019-07-26 지이 하이브리드 테크놀로지스, 엘엘씨 Method for controlling wireless power transmission in resonat wireless power transmission system, wireless power transmitting apparatus using the same, and wireless power receiving apparatus using the same
KR101809295B1 (en) 2013-01-15 2018-01-18 삼성전자주식회사 Wireless power transmitter and wireless power receiver and method for controlling each thereof
WO2014112784A1 (en) 2013-01-15 2014-07-24 Samsung Electronics Co., Ltd. Wireless power transmitter, wireless power receiver, and control methods thereof
US9553473B2 (en) 2013-02-04 2017-01-24 Ossia Inc. Systems and methods for optimally delivering pulsed wireless power
JP2014176173A (en) * 2013-03-07 2014-09-22 Fujitsu Ltd Power transmission device, power receiving device, and transmission apparatus
US20150087228A1 (en) * 2013-03-12 2015-03-26 Shahar Porat Coexistence between nfc and wct
JP6124656B2 (en) 2013-04-08 2017-05-10 キヤノン株式会社 Power feeding device, power feeding device control method and program
KR102076859B1 (en) * 2013-04-17 2020-05-18 인텔렉추얼디스커버리 주식회사 Apparatus and method for transmitting wireless power
CN104123820A (en) * 2013-04-28 2014-10-29 海尔集团技术研发中心 Communication signal transmission method and system based on wireless power transmission system
JP6195351B2 (en) * 2013-05-14 2017-09-13 キヤノン株式会社 Power transmission device, power transmission method and program
KR102099940B1 (en) 2013-07-17 2020-04-13 삼성전자주식회사 Method and apparatus for synchronization control in wireless power transfer system
KR102122514B1 (en) * 2013-07-22 2020-06-12 삼성전자주식회사 Power Transmitting Unit, and Power Receiving Unit and Method for Communication in Wireless Power Transfer System
KR101949127B1 (en) * 2013-08-01 2019-02-18 삼성전자주식회사 Method and apparatus for wireless energy transmission with hybrid synchronization scheme
US20190089183A9 (en) * 2013-10-23 2019-03-21 Apple Inc. Transmitter and receiver communication for inductive power transfer systems
US10170933B2 (en) * 2013-11-20 2019-01-01 Samsung Electro-Mechanics Co., Ltd. Non-contact type power supplying apparatus and non-contact type power supplying method
US9673784B2 (en) 2013-11-21 2017-06-06 Apple Inc. Using pulsed biases to represent DC bias for charging
KR101788603B1 (en) * 2013-12-01 2017-10-20 엘지전자 주식회사 Wireless power transfer method, apparatus and system
KR102363631B1 (en) 2014-02-20 2022-02-17 삼성전자주식회사 Method for preventing abnormal situation in wireless charge
US9601933B2 (en) * 2014-03-25 2017-03-21 Apple Inc. Tessellated inductive power transmission system coil configurations
KR20160021613A (en) * 2014-08-18 2016-02-26 삼성전기주식회사 Apparatus and method for receiving wireless power, and wireless power supply system using the same
KR102056404B1 (en) * 2014-09-11 2019-12-16 주식회사 위츠 Wireless power transmitting device and Controlling method thereof
EP3200317B1 (en) * 2014-09-25 2019-08-28 Fujitsu Limited Power transmission system
KR101730223B1 (en) * 2014-10-27 2017-04-25 삼성전기주식회사 Apparatus and method for receiving wireless power, and wireless power supply system using the same
WO2016067447A1 (en) * 2014-10-31 2016-05-06 富士通株式会社 Power receiver and power transmission system
US9961705B2 (en) * 2014-12-02 2018-05-01 Ossia Inc. Techniques for encoding beacon signals in wireless power delivery environments
US10424968B2 (en) * 2014-12-23 2019-09-24 Uvic Industry Partnerships Inc. Methods and devices for controlling wireless power transfer levels
US10177607B2 (en) 2015-04-10 2019-01-08 Ossia Inc. Techniques for delivering retrodirective wireless power
JP5995022B1 (en) 2015-09-10 2016-09-21 パナソニックＩｐマネジメント株式会社 Wireless power transmission system and power transmission device
WO2017041858A1 (en) 2015-09-11 2017-03-16 Huawei Technologies Co., Ltd. Request of and feedback information for simultaneous wireless information and power transfer for multiple wireless devices
JP6120117B2 (en) * 2015-10-02 2017-04-26 パナソニックＩｐマネジメント株式会社 Wireless power transmission system
US10345332B2 (en) * 2015-10-08 2019-07-09 The Charles Stark Draper Laboratory, Inc. Zero power sensors
KR102460788B1 (en) * 2015-10-15 2022-10-31 주식회사 위츠 Apparatus for transmiting power wirelessly and control method using the same
KR20180069034A (en) 2015-10-15 2018-06-22 오시아 인크. Focusing Pulsed Transmission in Multipath Wireless Power Delivery Environments
CN108370367A (en) * 2015-10-15 2018-08-03 欧希亚有限公司 Focusing pulse transmission in multi-path wireless electric power delivery environment
KR102440975B1 (en) 2016-01-21 2022-09-07 삼성전자주식회사 Electronic device and method for short-range wireless communication in electronic device
KR102527794B1 (en) * 2016-02-04 2023-05-03 삼성전자주식회사 Electronic device comprising coil
KR102536828B1 (en) 2016-02-12 2023-05-25 엘지이노텍 주식회사 Wireless Charging Device Using Multi-Coil and Operational Method Thereof
DE102016203937A1 (en) * 2016-03-10 2017-09-14 Robert Bosch Gmbh Method for an inductive energy transfer
US10000133B2 (en) * 2016-04-20 2018-06-19 Qualcomm Incorporated Systems and methods for identifying an ideal operation frequency for wireless power transfer
WO2017184083A1 (en) * 2016-04-22 2017-10-26 Agency For Science, Technology And Research Synchronized time-division wireless power transfer for multiple voltage applications
CN107342793B (en) 2016-04-28 2021-06-29 松下知识产权经营株式会社 Power transmitting device, power receiving device, and power transmission system
CN106208417B (en) * 2016-08-26 2020-06-30 无锡市瀚为科技有限公司 Wireless charging system and method for rapidly identifying number of wireless charging receiving terminals
US10601250B1 (en) 2016-09-22 2020-03-24 Apple Inc. Asymmetric duty control of a half bridge power converter
US11223242B2 (en) 2017-08-24 2022-01-11 Lg Electronics Inc. Apparatus and method for performing communication in wireless power transmission system
WO2019050135A1 (en) * 2017-09-05 2019-03-14 엘지전자 주식회사 Method for transmitting or receiving signal in wireless lan system, and device therefor
WO2019088754A1 (en) * 2017-11-02 2019-05-09 엘지전자 주식회사 Method for communicating in wireless lan system and wireless terminal using same
US10418861B2 (en) 2017-12-22 2019-09-17 Ossia Inc. Transmission path identification based on propagation channel diversity
JP7100572B2 (en) * 2018-12-14 2022-07-13 キヤノン株式会社 Power receiving device, control method and program of power receiving device
CN110198087B (en) * 2019-06-28 2020-12-08 四川中微芯成科技有限公司 Wireless power supply control device and method for liquid crystal display
WO2021033236A1 (en) * 2019-08-19 2021-02-25 オムロン株式会社 Wireless power transmission system
KR102735740B1 (en) * 2019-10-23 2024-11-28 엘지전자 주식회사 Small electronic device and method of performing communciation in the small electronic device
US11081911B1 (en) * 2020-08-21 2021-08-03 Apple Inc. Enhanced wireless power transfer
WO2022086090A1 (en) * 2020-10-19 2022-04-28 엘지전자 주식회사 Method of setting automatic connection and operation for supporting data integrity in wireless power transmission system
US20240348462A1 (en) 2021-08-27 2024-10-17 Sony Semiconductor Solutions Corporation Communication device and communication system
WO2023033485A1 (en) * 2021-08-30 2023-03-09 삼성전자주식회사 Wireless power transmission device for detecting external object and method thereof
EP4366087A4 (en) 2021-08-30 2024-11-13 Samsung Electronics Co., Ltd. WIRELESS POWER TRANSMISSION DEVICE FOR DETECTING AN EXTERNAL OBJECT AND METHOD THEREFOR

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090284082A1 (en) * 2008-05-13 2009-11-19 Qualcomm Incorporated Method and apparatus with negative resistance in wireless power transfers
US20100171461A1 (en) * 2009-01-06 2010-07-08 Access Business Group International Llc Wireless charging system with device power compliance

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6311081B1 (en) * 1999-09-15 2001-10-30 Ericsson Inc. Low power operation in a radiotelephone
US6876866B1 (en) 2000-07-13 2005-04-05 Qualcomm Incorporated Multi-state power control mechanism for a wireless communication system
KR100703794B1 (en) 2005-09-02 2007-04-06 삼성전자주식회사 Method and device for reducing power consumption of wireless LAN devices
US8447234B2 (en) 2006-01-18 2013-05-21 Qualcomm Incorporated Method and system for powering an electronic device via a wireless link
KR100971748B1 (en) 2007-11-30 2010-07-22 정춘길 Short range wireless power transfer system
KR101056481B1 (en) 2008-03-28 2011-08-12 명지대학교 산학협력단 Method and apparatus for wirelessly recharging a battery of a mobile terminal using electromagnetic resonance waves
JP4544339B2 (en) * 2008-04-28 2010-09-15 ソニー株式会社 Power transmission device, power transmission method, program, and power transmission system
JP2009278331A (en) * 2008-05-14 2009-11-26 National Institute Of Information & Communication Technology Two-dimensional communication system
MY159639A (en) * 2008-07-09 2017-01-13 Access Business Group Int Llc Wireless charging system
JP5515659B2 (en) 2008-12-01 2014-06-11 株式会社豊田自動織機 Non-contact power transmission device
KR20100062416A (en) 2008-12-02 2010-06-10 삼성전자주식회사 System and method for receiving and transferring of power/data by wireless using resonance coupling
US8194583B2 (en) 2008-12-08 2012-06-05 Samsung Electronics Co., Ltd. Method and system of radio frequency (RF) power transmission in a wireless network
JP5324901B2 (en) 2008-12-09 2013-10-23 日立コンシューマエレクトロニクス株式会社 Non-contact power transmission system
JP5372537B2 (en) 2009-01-28 2013-12-18 パナソニック株式会社 Electronic device charging system, charger, and electronic device
US8970180B2 (en) * 2009-04-07 2015-03-03 Qualcomm Incorporated Wireless power transmission scheduling
EP2453519A4 (en) * 2009-07-06 2013-01-16 Samsung Electronics Co Ltd WIRELESS POWER TRANSMISSION SYSTEM AND RESONATOR FOR THE SYSTEM
JP5499534B2 (en) * 2009-07-07 2014-05-21 ソニー株式会社 Non-contact power receiving apparatus, power receiving method in non-contact power receiving apparatus, and non-contact power feeding system
US8848622B2 (en) * 2009-07-22 2014-09-30 Qualcomm Incorporated Methods and apparatus for improving power efficiency and latency of mobile devices using an external timing source

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090284082A1 (en) * 2008-05-13 2009-11-19 Qualcomm Incorporated Method and apparatus with negative resistance in wireless power transfers
US20100171461A1 (en) * 2009-01-06 2010-07-08 Access Business Group International Llc Wireless charging system with device power compliance

Also Published As

Publication number Publication date
KR20120090220A (en) 2012-08-17
WO2012108663A3 (en) 2012-12-13
CN103477536B (en) 2015-11-25
US20120202435A1 (en) 2012-08-09
KR101779344B1 (en) 2017-09-19
EP2673866A2 (en) 2013-12-18
WO2012108663A2 (en) 2012-08-16
CN103477536A (en) 2013-12-25
US9160421B2 (en) 2015-10-13
JP2014505460A (en) 2014-02-27

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